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- Survey and research related to measurement and testing
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Survey and research related to measurement and testing
(Unauthorized reproduction and secondary use of the published abstracts are prohibited.)
Last Updated March 19, 2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
- Phosphorus concentration estimation method of sludge using simple paint software (PDF: 247KB)
- Behavior survey of nonylphenol-related substances in sewage treatment (PDF: 352KB)
- Investigation of direct chain alkylbenzenesulfonic acid and its salt at the Water Reclamation Center (PDF: 445KB)
- Examination of Escherichia coli test method (PDF: 448KB)
2014
2013
- About Escherichia coli number investigation in water reclamation center discharge (H25) (PDF: 315KB)
- Measurement method of activated sludge temporary storage substance PHA using alkali decomposition (H25) (PDF: 585KB)
- Relationship with PHA, etc. in phosphorus removal (H25) (PDF: 415KB)
2012
2011
2010
2009
- Estimation of phosphorus release concentration by COD measurement (H21) (PDF: 193KB)
- Total nitrogen analysis of sludge-based samples by decomposition of potassium peroxide sulfate (H21) (PDF: 523KB)
- About retest concentration standard value of Cryptosporidium in reclaimed water (H21) (PDF: 252KB)
2008
- About whole phosphorus analysis of sludge-based samples by decomposition of potassium peroxide sulfate (H20) (PDF: 238KB)
- About organic matter stored in cell by organic acid (H20) (PDF: 204KB)
2007
2006
2005
- Examination of Escherichia coliform count measurement of sewage treated water using enzyme substrate culture media (PDF: 182KB)
- Cryptosporidium test of ozone treated water and sales recycled water (PDF: 289KB)
2004
- Search for nitrification inhibitors (PDF: 41KB)
- Behavior survey in actual treatment facilities for nitrification using the FISH method (PDF: 271KB)
2003
- About dioxin measurement result such as sewage treatment plants (PDF: 425KB)
- Examination of organic carbon measurement methods using fluorescent phosphorometers and ultraviolet spectrophotometers (PDF: 372KB)
2002
- Behavior of nonylphenol etoxylate by activated sludge treatment (PDF: 503KB)
- Measurement of sulfur compounds in inflow sewage (PDF: 440KB)
- Examination of methods for measuring soluble organic substances in sewage using fluorescent photometers (PDF: 436KB)
2001
- About the behavior of non-ionic surfactants and related substances in the sewage treatment process (PDF: 359KB)
- How to decompose samples in arsenic and selenium measurements that require concentration operations (PDF: 377KB)
2000
1999
- Heavy metal analysis of sewage samples using ICP luminescent analyzers (PDF: 742KB)
- About the behavior of surfactants in the sewage treatment process (PDF: 647KB)
- Measurement of nitrate nitrogen in secondary sewage treatment water using ultraviolet absorption (PDF: 224KB)
- Rationalization of pretreatment methods in heavy metal analysis (PDF: 683KB)
1998
- About various ion concentrations in sewage secondary treatment water (PDF: 812KB)
- Consideration of selenium in Simultaneous Analysis of Hydrogen Generating ICP (PDF: 752KB)
1997
- Simultaneous analysis of arsenic and selenium using the Hydrogen Generation ICP Act (PDF: 650KB)
- Measurement of nitrate nitrogen in secondary treated water using ultraviolet absorption (PDF: 735KB)
1996
- Solid-phase extraction - Consideration of thylum analysis using liquid chromatography (PDF: 1,353KB)
- Simultaneous analysis of multiple elements using ICP luminescent spectroscopy (PDF: 1,393KB)
1995
- Analysis of total nitrogen by chemical emission method (PDF: 1,176KB)
- Evaluation of various water quality instruments (PDF: 1,260KB)
- Application of selenium analysis using hydrogenated atomic absorption method to sewage samples (PDF: 1,444KB)
- Examination of automatic measurement of transparency (PDF: 1,163KB)
- Impact of salt concentration in ICP luminescent analysis (PDF: 1,525KB)
1994
- Examination of volatile organic chlorine compound analysis using Perge trap-gas chromatography (FID) method (PDF: 1,277KB)
- About correspondence of lead analysis method with revision of emission standard value (PDF: 1,333KB)
- Analysis of nitrogen in sewage samples by equipment analysis (PDF: 855KB)
- Water quality test of Egawa murmuring (PDF: 1,582KB)
1993
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Inquiries to this page
Sewer River Bureau Sewerage Facilities Department Water Quality Section
Telephone: 045-621-4343
Telephone: 045-621-4343
Fax: 045-621-4256
Email address: gk-suishitsu@city.yokohama.lg.jp
Page ID: 160-812-094
